MegaPhase VNA Test Port Extension Cables VN4,VN8,VN18,VN26,VN32,VN34,VN40,VN50,VN67
MegaPhase’s VNA Test Port Extension Cables are precision-engineered solutions designed to extend the test ports of Vector Network Analyzers (VNAs), PNAs, and scalar calibration systems. These cables minimize the impact of loss, mismatch, and feed-through effects during high-frequency measurements, ensuring repeatable and accurate results across demanding applications.
Electrical Specifications
| Parameter | VN32 Series（VN26、VN18、VN8、VN4） | VN67 Series（VN34、VN40、VN50） |
| Frequency Range | DC to 32 GHz | DC to 67 GHz |
| Impedance | 50 Ω | 50 Ω |
| Propagation Speed | 69% speed of light | 80% speed of light |
| Time Delay | 1.47 ns/ft | 1.27 ns/ft |
| Capacitance | 29.0 pF/ft | 25.4 pF/ft |
| Voltage Rating | 10 kV (60 Hz) | 1.2 kV (60 Hz) |
Attenuation & Performance
| Frequency (GHz) | VN32 (dB/ft) | VN67 (dB/ft) | Connector Loss (dB) |
| 1 | 0.12 | 0.194 | 0.014 |
| 10 | 0.482 | 0.672 | 0.084 |
| 30 | 1.024 | 1.274 | 0.217 |
| 67 | - | 2.097 | 0.45 |
| VSWR: 1.10 to 1.60 (frequency-dependent). | |||
Mechanical Design
| Component | Material/Specification |
| Inner Conductor | Solid silver-plated copper |
| Dielectric | VN32: PTFE / VN67: Foamed FEP |
| Outer Conductor | GrooveTube® copper + braided shield/ducting |
| Outer Diameter | 0.625 in (1.588 cm) |
| Bend Radius | 4.0 in (10.16 cm) static |
| Temperature | -75°F to 248°F (-60°C to 120°C) |
Connector Options
Supports industry-standard interfaces:
Miniature: 1.85mm, 2.4mm, 2.92mm, 3.5mm
General-Purpose: SMA, TNC, Type N, 7mm
Core provides MegaPhase RF/microwave and test cables，If you need to know more about and purchase MegaPhase products, you can consult CORE customer service or fill out the RFQ.
